Ex parte HORN et al. - Page 5




          Appeal No. 95-3674                                                          
          Application 08/122,981                                                      

                                      OPINION                                         
          35 U.S.C. § 112, second paragraph                                           
               In our opinion, one of ordinary skill in the art would                 
          interpret claim 7 as directed to a method of making a multiple              
          stage thermoelectric device as evidenced by the steps of                    
          "providing," "fabricating," "incorporating," and "mating."  The             
          fact that the method is claimed as using a nanoporous                       
          semiconductor material in the fabrication does not create any               
          ambiguity.  The rejection of claims 7-13 is reversed.                       

          35 U.S.C. § 103                                                             
               Appellants argue (Brief, pages 4-5):                                   
               Yokotani et al. discloses a composite structure where the              
               porous component disclosed is not a semiconductor material             
               but is in actuality function [sic] as insulators.  As                  
               disclosed on column 2, lines 63-66 in the summary portion              
               of the Yokotani et al reference:  "each semiconductor                  
               element consists of a porous material or gas permeable                 
               support particles and a thermoelectric semiconductive                  
               material supported by said support particles."                         
          Claim 7 calls for "providing a nanoporous semiconductor                     
          material" and then "fabricating p-type and n-type                           
          thermoelectric semiconductor elements from the nanoporous                   
          semiconductor material."  The "fabricating" step does not                   
          specify any details of the construction and is broad enough to              
          include nanoporous material on support particles if that                    
          construction is possible.                                                   
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